Home / 121,196,523.30-181,818,404.55-52,109,193.30

Finding the Fourth Proportional to 121,196,523.30, 181,818,404.55 and 52,109,193.30

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Solution

The fourth proportional to 121,196,523.30, 181,818,404.55 and 52,109,193.30 is: 78,173,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,196,523.30 : 181,818,404.55 = 52,109,193.30 : x
  2. Step 2: Convert to fraction form
    121,196,523.30/181,818,404.55 = 52,109,193.30/x
  3. Step 3: Cross multiply
    121,196,523.30x = 181,818,404.55 × 52,109,193.30
  4. Step 4: Simplify right side
    121,196,523.30x = 9,474,410,388,193,550
  5. Step 5: Solve for x
    x = 9,474,410,388,193,550/121,196,523.30
  6. Step 6: Final answer
    x = 78,173,945.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.